#23428A#23428A

#23428A is a dark, vivid blue. Relative luminance 0.061; OKLCH L 39.9% C 0.126 H 264.0°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#23428A
RGB	rgb(35, 66, 138)
HSL	hsl(222, 60%, 34%)
HSV	hsv(222, 75%, 54%)
CMYK	cmyk(74.6%, 52.2%, 0%, 45.9%)
CIE-LAB	lab(29.63, 15.13, -43.52)
CIE-LCH	lch(29.63, 46.07, 289.17°)
OKLab	oklab(39.87% -0.0131 -0.1251)
OKLCH	oklch(39.87% 0.126 264)
XYZ	xyz(7.2272, 6.0880, 24.8340)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23428A #8A6B23

analogous

#23768A #23428A #38238A

triadic

#23428A #8A2342 #428A23

tetradic

#23428A #8A2376 #8A6B23 #238A38

square

#23428A #8A2376 #8A6B23 #238A38

split-complementary

#23428A #8A3823 #768A23

monochromatic

#0A1328 #172B59 #23428A #2F59BB #547AD4

Accessibility & contrast

On white

9.47

#23428A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#23428A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23428A

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23428A	#FFFFFF	#000000	##FFFFFF
##23428A	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164B8D

Deuteranopia (green-blind)

#004189

Tritanopia (blue-blind)

#00535F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #23428a;
/* rgb */ color: rgb(35, 66, 138);
/* oklch */ color: oklch(39.9% 0.126 264.0);

Tailwind

colors: {
  custom: {
    50: '#6d75ad',
    500: '#23428a',
    950: '#000000',
  },
}

SCSS

$custom: #23428a;
$custom-light: #6d75ad;
$custom-dark: #000000;

JSON

{
  "hex": "#23428a",
  "rgb": {
    "r": 35,
    "g": 66,
    "b": 138
  },
  "hsl": {
    "h": 221.942,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.39868,
    "c": 0.12578,
    "h": 264
  },
  "luminance": 0.06089
}

Semantic roles & 50–950 ramp

primary

#23428A

secondary

#B79951

accent

#B345E3

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #23428A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →